Bike-on-Bike
Default Config
Default Config
Insights
Somewhat aggressive stack and reach vs trend of all-road/gravel bikes
Somewhat upright stack and reach vs trend of progressive gravel bikes
Design deviates from other sizes of SPCYCLE G028
Geometry
Stack | 612.8mm | 614mm +1.2mm |
Reach | 411.4mm | 416mm +4.6mm |
Stack to Reach Ratio | 1.49:1 | 1.48:1 |
Seat Tube Length, C-T | 530mm | — |
Seat Tube Length, C-TTT | — | 550mm |
Top Tube Length, Effective/Horizontal HT Top | 590mm | — |
Top Tube Length, Effective/Horizontal Unknown | — | 592mm |
Top Tube Slope | 10.5deg | 6.6deg -3.9deg |
Head Tube Angle | 71.5deg | 71.2deg -0.3deg |
Seat Tube Angle | 73.75deg | 74deg +0.25deg |
Head Tube Length | 170mm | 177mm +7mm |
Bottom Bracket Drop | 78mm | 80mm +2mm |
Bottom Bracket Height | 273mm | 286mm +13mm |
Chainstay Length | 430mm | 435mm +5mm |
Chainstay Length Horizontal | 422.9mm | 427.6mm +4.7mm |
Front-Center | 645.7mm | 661mm +15.3mm |
Front-Center Horizontal | 640.9mm | 655.9mm +15mm |
Wheelbase | 1063.8mm | 1083.5mm +19.7mm |
Fork Offset/Rake | 48mm | 55mm +7mm |
Fork Length (Axle-To-Crown) | 410mm | — |
Fork Length, Unknown | — | 405mm |
Trail | 66.8mm high | 66.5mm -0.3mm high |
Mechanical Trail | 63.4mm | 63mm -0.4mm |
Wheel Flop | 20.1mm | 20.3mm +0.2mm |
Standover Height | 842mm | — |
Tire to Pedal Spindle | 124.7mm 170 mm cranks | 125mm +0.3mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 103mm 170 mm cranks | 116mm +13mm 170 mm cranks |
Build
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 40mm | 55mm +15mm |
Tire Outer Diameter | 702mm | 732mm +30mm |
Bike Length with Tires | 1765.8mm | 1815.5mm +49.7mm |
| Suspension Type | Rigid, non-suspension corrected | Rigid, non-suspension corrected |
| Bar Type | Drop Bar | Drop Bar |
| Frame Material | Aluminum | Carbon/Composite |
| Fork Material | Carbon/Composite | Carbon/Composite |
| Brake Type | Disc | Disc |
Meta
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| Source | https://www.rosebikes.com/p/rose-backroad-al-eq-2725772 | https://velo.gravelo.ru/2026/04/22/spcycle-g028/ |
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